/* ---------- Fonts (self-hosted, latin subset) ---------- */
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("assets/fonts/jetbrains-mono-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Bricolage Grotesque";
  font-style: normal;
  font-weight: 200 800;
  font-stretch: 100%;
  font-display: swap;
  src: url("assets/fonts/bricolage-grotesque-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body, h1, h2, h3, p, ul, figure { margin: 0; padding: 0; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

/* ---------- Design tokens ---------- */
:root {
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --font-display: "Bricolage Grotesque", var(--font-sans);

  --radius: 14px;
  --radius-sm: 9px;
  --wrap: 1120px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

:root, :root[data-theme="dark"] {
  --bg: #0a0e14;
  --bg-elevated: #10151d;
  --surface: #131a24;
  --surface-hover: #17202c;
  --border: rgba(148, 163, 184, 0.14);
  --border-strong: rgba(148, 163, 184, 0.26);

  --text-primary: #e6edf3;
  --text-secondary: #9aa7b5;
  --text-muted: #66727f;

  --accent: #34d399;
  --accent-strong: #6ee7b7;
  --accent-dim: rgba(52, 211, 153, 0.12);
  --accent-border: rgba(52, 211, 153, 0.3);

  --gray-dot: #64748b;
  --grid-dot: rgba(148, 163, 184, 0.08);
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg: #f4f6f8;
  --bg-elevated: #ffffff;
  --surface: #ffffff;
  --surface-hover: #f0f3f6;
  --border: rgba(15, 23, 42, 0.1);
  --border-strong: rgba(15, 23, 42, 0.18);

  --text-primary: #0f172a;
  --text-secondary: #475463;
  --text-muted: #7c8794;

  --accent: #0d9668;
  --accent-strong: #067a55;
  --accent-dim: rgba(13, 150, 104, 0.1);
  --accent-border: rgba(13, 150, 104, 0.28);

  --gray-dot: #94a3b8;
  --grid-dot: rgba(15, 23, 42, 0.06);
  --shadow: 0 16px 32px rgba(15, 23, 42, 0.08);
  color-scheme: light;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Base ---------- */
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}

::selection { background: var(--accent); color: var(--bg); }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: 1.5rem; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--bg);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  z-index: 999;
}
.skip-link:focus { left: 1rem; top: 1rem; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.icon { width: 1.1em; height: 1.1em; flex-shrink: 0; }
.icon-lg { width: 1.4rem; height: 1.4rem; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 20, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
:root[data-theme="light"] .site-header { background: rgba(255, 255, 255, 0.72); }

.header-inner { display: flex; align-items: center; justify-content: space-between; height: 58px; }

.logo { font-family: var(--font-mono); font-weight: 600; font-size: 0.95rem; letter-spacing: 0.02em; }
.logo-prompt { color: var(--accent); margin-right: 0.15em; }

.site-nav { display: flex; align-items: center; gap: 1.6rem; }

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: color 0.2s var(--ease);
}
.nav-link:hover, .nav-link:focus-visible { color: var(--accent); }

.theme-toggle {
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.theme-toggle:hover { border-color: var(--accent-border); color: var(--accent); }
.icon-moon { display: none; }
:root[data-theme="light"] .icon-sun { display: none; }
:root[data-theme="light"] .icon-moon { display: block; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 2.1rem;
  height: 2.1rem;
  align-items: center;
  justify-content: center;
}
.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ---------- Hero (asymmetric) ---------- */
.hero {
  padding-top: 6.5rem;
  padding-bottom: 3rem;
  background-image: radial-gradient(var(--grid-dot) 1px, transparent 1px);
  background-size: 24px 24px;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 2fr 1fr;
  align-items: start;
  gap: 1.1rem;
}

.terminal-shell {
  position: relative;
  z-index: 1;
  min-width: 0;
  overflow: hidden;
}

/* ---------- Hero sidebar ---------- */
.hero-sidebar {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.side-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1rem;
}

.side-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.side-metric-row { display: flex; align-items: baseline; gap: 0.4rem; }
.side-metric-value { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; color: var(--text-primary); }
.side-metric-label { font-size: 0.72rem; color: var(--text-muted); }

.stat-grid { display: flex; flex-direction: column; gap: 0.65rem; }
.stat-tile { display: flex; align-items: baseline; gap: 0.5rem; }
.stat-value { font-family: var(--font-display); font-size: 1.3rem; font-weight: 700; color: var(--accent-strong); min-width: 1.6rem; }
.stat-label { font-size: 0.74rem; color: var(--text-muted); }

.side-clock {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.1rem;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}
.dot { width: 11px; height: 11px; border-radius: 50%; flex-shrink: 0; }
.dot-red { background: #f87171; }
.dot-yellow { background: #fbbf24; }
.dot-green { background: #34d399; }
.terminal-title { margin-left: 0.5rem; font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-muted); }

.terminal-bar-status {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-strong);
  white-space: nowrap;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.terminal-body {
  padding: 1.5rem 1.5rem 1.1rem;
  font-family: var(--font-mono);
  display: flex;
  flex-direction: column;
}

.term-log {
  max-height: 42vh;
  overflow-y: auto;
  scrollbar-width: thin;
}

.term-line { color: var(--text-muted); font-size: 0.85rem; margin-top: 0.9rem; word-break: break-word; }
.term-line:first-child { margin-top: 0; }

.term-out { margin-top: 0.3rem; font-size: 0.92rem; color: var(--text-primary); line-height: 1.55; }
.term-out-strong { font-size: 1.4rem; font-weight: 700; }
.term-muted { font-size: 0.82rem; color: var(--text-secondary); }
.term-not-found { color: #f87171; }

.term-input-row {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1rem;
}
.term-prompt-label { color: var(--accent); font-size: 0.9rem; flex-shrink: 0; }

.term-input-wrap {
  flex: 1;
  min-width: 0;
  background: var(--surface-hover);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.term-input-row:focus-within .term-input-wrap {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.term-input {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.92rem;
  caret-color: var(--accent);
}
.term-input:focus { outline: none; }
.term-input::placeholder { color: var(--text-muted); }

.term-hint {
  position: absolute;
  right: 0.5rem;
  top: -1.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  opacity: 0;
  transition: opacity 0.2s var(--ease);
  pointer-events: none;
}
.terminal-shell:hover:not(:focus-within) .term-hint { opacity: 1; }

.uptime-line {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.1rem;
  border-top: 1px solid var(--border);
  background: var(--bg-elevated);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}
.uptime-label { color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.uptime-value { color: var(--accent-strong); font-weight: 600; }

.tag-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  background: var(--surface-hover);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.tag-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  background: var(--surface-hover);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

/* ---------- Sections ---------- */
.section { padding-block: 2.5rem; scroll-margin-top: 76px; }

.section-label { font-family: var(--font-mono); font-size: 0.82rem; color: var(--accent); margin-bottom: 0.4rem; }
.section-title { font-family: var(--font-display); font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem); font-weight: 700; margin-bottom: 1.1rem; letter-spacing: -0.01em; }

/* ---------- Status panel ---------- */
.status-panel { padding: 1.5rem; }
.panel-subhead {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.6rem;
}
.status-list { display: flex; flex-direction: column; }
.status-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 0.25rem;
  border-bottom: 1px solid var(--border);
  cursor: default;
}
.status-row:last-of-type { border-bottom: none; }

.status-indicator { width: 9px; height: 9px; border-radius: 50%; }
.status-operational { background: var(--accent); box-shadow: 0 0 0 3px var(--accent-dim); }
.status-decommissioned { background: var(--gray-dot); }

.status-name { font-family: var(--font-display); font-weight: 600; font-size: 0.98rem; }

.status-state {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
}
.status-state-operational { color: var(--accent-strong); background: var(--accent-dim); border: 1px solid var(--accent-border); }
.status-state-decommissioned { color: var(--text-muted); background: var(--surface-hover); border: 1px solid var(--border); }

.status-detail {
  grid-column: 1 / -1;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: max-height 0.3s var(--ease), opacity 0.2s var(--ease), margin-top 0.3s var(--ease);
}
.status-row:hover .status-detail,
.status-row:focus-visible .status-detail,
.status-row:focus-within .status-detail {
  max-height: 4rem;
  opacity: 1;
  margin-top: 0.35rem;
}

.sparkline-wrap { margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--border); }
.sparkline { width: 100%; height: 52px; overflow: visible; }
.sparkline polyline { fill: none; stroke: var(--accent); stroke-width: 2; }
.sparkline circle { fill: var(--bg); stroke: var(--accent); stroke-width: 2; }
.sparkline-labels { position: relative; margin-top: 0.4rem; height: 1rem; }
.sparkline-labels span {
  position: absolute;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}
.sparkline-labels span:first-child { transform: translateX(0); }
.sparkline-labels span:last-child { transform: translateX(-100%); }

/* ---------- Experience log ---------- */
.log-list { display: flex; flex-direction: column; gap: 1rem; }
.log-entry { padding: 1.4rem 1.5rem; }
.log-entry-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.6rem; }
.badge { font-family: var(--font-mono); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.06em; padding: 0.3rem 0.6rem; border-radius: var(--radius-sm); }
.badge-running { background: var(--accent-dim); color: var(--accent-strong); border: 1px solid var(--accent-border); }
.badge-done { background: var(--surface-hover); color: var(--text-secondary); border: 1px solid var(--border); }
.log-timestamp { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-muted); }
.log-role { font-family: var(--font-display); margin-top: 0.8rem; font-size: 1.15rem; font-weight: 700; }
.log-company { margin-top: 0.2rem; color: var(--accent-strong); font-size: 0.88rem; font-weight: 500; }
.log-desc { margin-top: 0.7rem; color: var(--text-secondary); line-height: 1.65; font-size: 0.95rem; }

/* ---------- Skills ---------- */
.skills-intro { color: var(--text-secondary); font-size: 0.92rem; margin-bottom: 0.9rem; }

.tech-logos { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1.5rem; }
.tech-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  width: 78px;
  padding: 0.75rem 0.4rem;
  border-radius: var(--radius-sm);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), color 0.2s var(--ease);
}
.tech-logo:hover { border-color: var(--accent-border); color: var(--accent-strong); transform: translateY(-2px); }
.tech-logo .icon { width: 1.5rem; height: 1.5rem; }
.tech-logo span { font-size: 0.68rem; font-family: var(--font-mono); }

.skills-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.skill-card { padding: 1.25rem; }
.skill-category { font-family: var(--font-mono); font-size: 0.9rem; color: var(--accent); margin-bottom: 0.85rem; }
.skill-list { display: flex; flex-direction: column; gap: 0.5rem; font-size: 0.88rem; color: var(--text-secondary); }
.skill-list li::before { content: "› "; color: var(--text-muted); }

.homelab-callout { margin-top: 1.25rem; padding: 1.4rem 1.5rem; }
.homelab-text { margin-top: 0.5rem; color: var(--text-secondary); font-size: 0.92rem; line-height: 1.65; max-width: 68ch; }

/* ---------- Certs & education ---------- */
.cert-edu-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 1rem; align-items: start; }
.cert-edu-grid .card { padding: 1.5rem; }
.subsection-title { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; margin-bottom: 1rem; }
.subsection-title-spaced { margin-top: 1.6rem; }

.cert-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.85rem; }
.cert-item { background: var(--surface-hover); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 1rem 0.75rem; text-align: center; }
.cert-badge { margin-inline: auto; width: 60px; height: 60px; object-fit: contain; }
.cert-name { margin-top: 0.6rem; font-size: 0.76rem; font-weight: 600; color: var(--text-primary); }

.link-arrow { display: inline-block; margin-top: 1.2rem; font-size: 0.86rem; color: var(--accent-strong); font-weight: 600; transition: color 0.2s var(--ease); }
.link-arrow:hover { color: var(--accent); }

.edu-list { display: flex; flex-direction: column; gap: 0.9rem; }
.edu-title { font-weight: 600; font-size: 0.92rem; }
.edu-meta { margin-top: 0.2rem; font-size: 0.8rem; color: var(--text-secondary); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.contact-item {
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  color: var(--accent);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.contact-item:hover { border-color: var(--accent-border); transform: translateY(-2px); }
.contact-label { font-size: 0.76rem; color: var(--text-muted); font-family: var(--font-mono); }
.contact-value { margin-top: 0.2rem; font-weight: 600; color: var(--text-primary); font-size: 0.9rem; word-break: break-word; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding-block: 1.4rem; margin-top: 1.5rem; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.footer-text { font-size: 0.82rem; color: var(--text-muted); }
.footer-back { font-family: var(--font-mono); font-size: 0.82rem; color: var(--text-secondary); transition: color 0.2s var(--ease); }
.footer-back:hover { color: var(--accent); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-sidebar { flex-direction: row; flex-wrap: wrap; }
  .side-block { flex: 1 1 220px; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-edu-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .site-nav {
    position: fixed;
    inset: 58px 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    padding: 0.5rem 1.5rem 1.25rem;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition: opacity 0.2s var(--ease), transform 0.2s var(--ease), visibility 0.2s;
  }
  .site-nav.is-open { opacity: 1; transform: none; pointer-events: auto; visibility: visible; }
  .nav-link { padding: 0.6rem 0; width: 100%; border-bottom: 1px solid var(--border); }
  .theme-toggle { margin-top: 0.7rem; }

  .hero { padding-top: 5rem; }
  .terminal-body { padding: 1.1rem; }
  .term-log { max-height: 40vh; }
  .terminal-title { display: none; }
  .term-hint { display: none; }
  .hero-sidebar { flex-direction: column; }
  .side-block { flex: 1 1 auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .status-row { grid-template-columns: auto 1fr; }
  .status-state { grid-column: 2; justify-self: start; }
}

@media (max-width: 520px) {
  .skills-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
}